David Zhang

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ShangHai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Optically enhanced light converter
- Patent number 11,782,262
- Issue date Oct 10, 2023
- Materion Corporation
- David Zhang
- B32 - LAYERED PRODUCTS
Information Patent Grant
Combination wheel for light conversion including both phosphor segm...
- Patent number 11,448,950
- Issue date Sep 20, 2022
- MATERION PRECISION OPTICS (SHANGHAI) LIMITED
- Shengyuan Bai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
High-rate high-swing drive circuit applied to silicon photonic modu...
- Patent number 10,996,495
- Issue date May 4, 2021
- Huawei Technologies Co., Ltd.
- Wenrui Zhu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Enhanced wavelength conversion device
- Patent number 10,802,386
- Issue date Oct 13, 2020
- Materion Corporation
- David Zhang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ballast with temperature compensation
- Patent number 9,119,275
- Issue date Aug 25, 2015
- General Electric Company
- Hongbin Wei
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
OPTICALLY ENHANCED LIGHT CONVERTER
- Publication number 20230375820
- Publication date Nov 23, 2023
- MATERION CORPORATION
- David ZHANG
- B32 - LAYERED PRODUCTS
Information Patent Application
COMBINATION WHEEL FOR LIGHT CONVERSION
- Publication number 20190369472
- Publication date Dec 5, 2019
- MATERION PRECISION OPTICS (SHANGHAI) LIMITED
- Shengyuan Bai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
OPTICALLY ENHANCED LIGHT CONVERTER
- Publication number 20190056586
- Publication date Feb 21, 2019
- MATERION CORPORATION
- David Zhang
- G02 - OPTICS
Information Patent Application
HIGH-RATE HIGH-SWING DRIVE CIRCUIT APPLIED TO SILICON PHOTONIC MODU...
- Publication number 20190033629
- Publication date Jan 31, 2019
- Huawei Technologies Co., Ltd
- Wenrui ZHU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ENHANCED WAVELENGTH CONVERSION DEVICE
- Publication number 20180348614
- Publication date Dec 6, 2018
- MATERION CORPORATION
- David Zhang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
BALLAST WITH TEMPERATURE COMPENSATION
- Publication number 20140111106
- Publication date Apr 24, 2014
- GENERAL ELECTRIC COMPANY
- Hongbin Wei
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR